[antlr-interest] column info for syntactic predicates

Terence Parr parrt at jguru.com
Sat Sep 14 22:09:36 PDT 2002

On Saturday, September 14, 2002, at 09:55  PM, Oliver Burn wrote:

> Hi,
> I am the author of a tool called Checkstyle (http://checkstyle.sf.net) 
> which
> checks that Java code confirms to a coding standard. By default the 
> Sun coding
> standard. The tool makes extensive use of ANTLR.
> I am in the process of refactoring the way Checkstyle works, and want 
> to track
> line & column information in syntactic predicates. In my research I 
> came across
> the article on tracking column information at
> http://www.antlr.org/fieldguide/columns/index.html.
> At the end of the article it says that is it possible to track column 
> info for
> syntactic predicates. Does anybody have any more information (or 
> better still
> examples) on how to do this.

Hi Oliver, sounds like a great tool :)

That article is pretty old.  ANTLR tracks column number now 
automatically.  I think it's even stored in the token objects now.

Co-founder, http://www.jguru.com
Creator, ANTLR Parser Generator: http://www.antlr.org


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